---
id: 8818
title: "Don't let TEEs break your MPC"
source_domain: blog.trailofbits.com
source_url: "https://blog.trailofbits.com/2026/09/25/dont-let-tees-break-your-mpc/"
published_at: "2026-09-25T11:00:00Z"
tags: ["cryptography", "tee", "trusted-execution-environment", "key-management", "threshold-signatures", "attestation", "mpc", "rollback-attack"]
phying_url: "https://phying.com/item/8818"
lang: en
---

# Don't let TEEs break your MPC

## Summary

Combining threshold signatures with trusted execution environments (TEEs) can strengthen MPC deployments, if the TEE serves as a defense-in-depth layer rather than a substitute for a sound protocol.

## Intelligence Metadata

- **Sources:** blog.trailofbits.com
- **Published:** 2026-09-25T11:00:00Z
- **Original:** https://blog.trailofbits.com/2026/09/25/dont-let-tees-break-your-mpc/
- **Phying News:** https://phying.com/item/8818